David Cruz
@davthecoder
🚀 Mobile App Developer 💼 Freelance | Open for projects 🛠️ Turning ideas into polished, user-friendly apps 🌟 Specializing in Android Native, KMP development
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Integrated Zig with Android via JNI and got 3-5x performance gains 🚀 ✅ Memory safety without GC ✅ Simple cross-compilation ✅ 60% less memory than C++ Perfect for audio, gaming, or compute-heavy Android apps. Full guide with code 👇 davthecoder.com/blog/superchar… #AndroidDev…
Understanding Job Types in Kotlin Coroutines: A Complete Guide davthecoder.com/blog/understan…
10+ years Android dev. First full-stack project. KMP + Ktor + Supabase + Next.js = lessons learned 📝 davthecoder.com/blog/lessons-l…
🎉 Excited to launch Paglipat.com! After months of hard work, I've built a flight search platform that compares hundreds of travel sites to find you the cheapest flights ✈️ Perfect for budget travelers Try it out! #travel #flights #startup
paglipat.com
Paglipat - Flight Search & Compare
Search and book flights with the best prices from multiple airlines and booking platforms
I just published Building High-Performance iOS Financial Charts with Rust and SwiftUI medium.com/p/building-hig…
Kotlin for UX, Rust for hot loops. I moved SMA/EMA/RSI/MACD to Rust and kept Android charts at 60 FPS—even with 1k+ candles in realtime. Benchmarks + JNI patterns inside: medium.com/p/building-a-h… #Android #Kotlin #Rust
Introducing Claude Sonnet 4.5—the best coding model in the world. It's the strongest model for building complex agents. It's the best model at using computers. And it shows substantial gains on tests of reasoning and math.
Want to use C++ in your Swift apps? 🤔 Get the performance of C++ with the beauty of Swift. ⚡️ My new tutorial shows you how to do it for iOS & tvOS. Check it out! 👇 davthecoder.com/blog/how-to-us… #Swift #iOS #CPlusPlus #CodingTutorial
My heart is broken. Charlie Kirk's voice, courage, and faith touched millions – but most of all, he was a loving husband and father. Thank you, Charlie, for standing firm in truth. Prayers for Erika, the kids, and all who mourn. Revelation 14:13
Years of experience. Real-world expertise. Still failing technical interviews. I wrote about why this happens and what we can do better 👇 medium.com/p/why-senior-d…
I just published Solving LeetCode’s ‘Add Two Numbers’ Problem in Kotlin: A Complete Guide medium.com/p/solving-leet…
Gracias a mi querido amigo @ankorinclan por compartir mi historia. ❤️ facebook.com/share/p/17CD7z…
This new dependency injection for KMP from Amazon looks promising. Repo: github.com/amzn/kotlin-in… Video: youtu.be/oRKytkr2FOY?si…
youtube.com
YouTube
Scale your Kotlin Multiplatform projects using dependency injection |...
I have just published a new blog post! In this post, I break down how to solve the classic "Two Sum" problem from LeetCode using Kotlin. I cover two alternatives: ↪️ Brute Force ↪️ One-Pass HashMap > davthecoder.com/blog/how-to-so… #Kotlin #LeetCode #DataStructures #Algorithms
I'm thrilled to announce the launch of my new blog post, the first about Data Structures solving technical interview problems. davthecoder.com/blog/how-to-so… #Kotlin #LeetCode #LRUCache #Coding #SoftwareDevelopment #NewBlog
🚀 @duolingo ships weekly on iOS and Android to 40M+ daily active users – and KMP is becoming key to moving fast. 🎥 In “Duolingo + KMP: A Case Study in Developer Productivity”, the team shares their journey, the lessons learned, and what’s next. kotl.in/kmp-plus-duoli…
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